18 U.S. Code § 478 - Foreign obligations or securities

Whoever, within the United States, with intent to defraud, falsely makes, alters, forges, or counterfeits any bond, certificate, obligation, or other security of any foreign government, purporting to be or in imitation of any such security issued under the authority of such foreign government, or any treasury note, bill, or promise to pay, lawfully issued by such foreign government and intended to circulate as money, shall be fined under this title or imprisoned not more than 20 years, or both.